403422023 has 2 divisors, whose sum is σ = 403422024. Its totient is φ = 403422022.

The previous prime is 403422011. The next prime is 403422029. The reversal of 403422023 is 320224304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403422023 - 2²⁴ = 386644807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403421986 and 403422004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403422029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201711011 + 201711012.

It is an arithmetic number, because the mean of its divisors is an integer number (201711012).

Almost surely, 2^403422023 is an apocalyptic number.

403422023 is a deficient number, since it is larger than the sum of its proper divisors (1).

403422023 is an equidigital number, since it uses as much as digits as its factorization.

403422023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 403422023 is about 20085.3683809882. The cubic root of 403422023 is about 738.9014763399.

Adding to 403422023 its reverse (320224304), we get a palindrome (723646327).

The spelling of 403422023 in words is "four hundred three million, four hundred twenty-two thousand, twenty-three".